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Petroleum & Petrochemical Today
1009-6809
2001 Issue 4
Some Reflections on the Shaping-up Mechanism of Oil Price
Zhou Ruohong
..............page:23-26
Reducing Pollution of Diesel Vehicle Emission
Cheng Zhesheng
..............page:27-30
Some Inexcitable Thoughts on Petrochemical E-commerce Craze
Sheng Weiyou
..............page:40-46
xin xi zuo zuo
..............page:13,19,22,26,30,39,46